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| Mirrors > Home > MPE Home > Th. List > deccl | Structured version Visualization version GIF version | ||
| Description: Closure for a numeral. (Contributed by Mario Carneiro, 17-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| deccl.1 | ⊢ 𝐴 ∈ ℕ0 |
| deccl.2 | ⊢ 𝐵 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| deccl | ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-dec 12586 | . 2 ⊢ ;𝐴𝐵 = (((9 + 1) · 𝐴) + 𝐵) | |
| 2 | 9nn0 12402 | . . . 4 ⊢ 9 ∈ ℕ0 | |
| 3 | 1nn0 12394 | . . . 4 ⊢ 1 ∈ ℕ0 | |
| 4 | 2, 3 | nn0addcli 12415 | . . 3 ⊢ (9 + 1) ∈ ℕ0 |
| 5 | deccl.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 6 | deccl.2 | . . 3 ⊢ 𝐵 ∈ ℕ0 | |
| 7 | 4, 5, 6 | numcl 12598 | . 2 ⊢ (((9 + 1) · 𝐴) + 𝐵) ∈ ℕ0 |
| 8 | 1, 7 | eqeltri 2827 | 1 ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2111 (class class class)co 7346 1c1 11004 + caddc 11006 · cmul 11008 9c9 12184 ℕ0cn0 12378 ;cdc 12585 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5234 ax-nul 5244 ax-pow 5303 ax-pr 5370 ax-un 7668 ax-resscn 11060 ax-1cn 11061 ax-icn 11062 ax-addcl 11063 ax-addrcl 11064 ax-mulcl 11065 ax-mulrcl 11066 ax-mulcom 11067 ax-addass 11068 ax-mulass 11069 ax-distr 11070 ax-i2m1 11071 ax-1ne0 11072 ax-1rid 11073 ax-rnegex 11074 ax-rrecex 11075 ax-cnre 11076 ax-pre-lttri 11077 ax-pre-lttrn 11078 ax-pre-ltadd 11079 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4284 df-if 4476 df-pw 4552 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-iun 4943 df-br 5092 df-opab 5154 df-mpt 5173 df-tr 5199 df-id 5511 df-eprel 5516 df-po 5524 df-so 5525 df-fr 5569 df-we 5571 df-xp 5622 df-rel 5623 df-cnv 5624 df-co 5625 df-dm 5626 df-rn 5627 df-res 5628 df-ima 5629 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-ov 7349 df-om 7797 df-2nd 7922 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-er 8622 df-en 8870 df-dom 8871 df-sdom 8872 df-pnf 11145 df-mnf 11146 df-ltxr 11148 df-nn 12123 df-2 12185 df-3 12186 df-4 12187 df-5 12188 df-6 12189 df-7 12190 df-8 12191 df-9 12192 df-n0 12379 df-dec 12586 |
| This theorem is referenced by: 10nn0 12603 3declth 12617 3decltc 12618 decleh 12620 decmul1 12649 bpoly4 15963 fsumcube 15964 3dvds2dec 16241 dec2dvds 16972 dec5dvds2 16974 2exp8 16997 2exp11 16998 2exp16 16999 prmlem2 17028 37prm 17029 43prm 17030 83prm 17031 139prm 17032 163prm 17033 317prm 17034 631prm 17035 1259lem1 17039 1259lem2 17040 1259lem3 17041 1259lem4 17042 1259lem5 17043 1259prm 17044 2503lem1 17045 2503lem2 17046 2503lem3 17047 2503prm 17048 4001lem1 17049 4001lem2 17050 4001lem3 17051 4001lem4 17052 4001prm 17053 slotsbhcdif 17316 quart1cl 26789 quart1lem 26790 quart1 26791 log2ublem3 26883 log2ub 26884 log2le1 26885 birthday 26889 bpos1 27219 bpos 27229 1kp2ke3k 30421 9p10ne21 30445 dp3mul10 32873 dpmul1000 32874 dpadd 32886 dpmul 32888 dpmul4 32889 cos9thpiminplylem1 33790 hgt750lemd 34656 hgt750lem 34659 hgt750lem2 34660 hgt750leme 34666 tgoldbachgnn 34667 tgoldbachgt 34671 kur14lem9 35246 420gcd8e4 42038 12lcm5e60 42040 60lcm7e420 42042 3exp7 42085 3lexlogpow5ineq1 42086 3lexlogpow5ineq2 42087 3lexlogpow5ineq5 42092 aks4d1p1 42108 sqn5i 42317 decpmulnc 42319 decpmul 42320 sqdeccom12 42321 sq3deccom12 42322 235t711 42337 ex-decpmul 42338 sq45 42703 sum9cubes 42704 resqrtvalex 43677 imsqrtvalex 43678 inductionexd 44187 fmtno3 47581 fmtno4 47582 fmtno5lem1 47583 fmtno5lem2 47584 fmtno5lem3 47585 fmtno5lem4 47586 fmtno5 47587 257prm 47591 fmtno4prmfac 47602 fmtno4nprmfac193 47604 fmtno5faclem1 47609 fmtno5faclem2 47610 fmtno5faclem3 47611 fmtno5fac 47612 fmtno5nprm 47613 139prmALT 47626 31prm 47627 127prm 47629 m7prm 47630 m11nprm 47631 11t31e341 47762 2exp340mod341 47763 341fppr2 47764 nfermltl2rev 47773 evengpoap3 47829 bgoldbachlt 47843 tgoldbachlt 47846 ackval3012 48723 ackval41a 48725 ackval41 48726 ackval42 48727 |
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